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wigleyHull tutorial removed: replaced with DTCHull

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This commit is contained in:
Henry
2014-02-04 16:29:50 +00:00
parent bd5e4cf172
commit 6c8836ebcb
20 changed files with 0 additions and 1254 deletions
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60
tutorials/multiphase/LTSInterFoam/wigleyHull/0/U
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volVectorField;
location "0";
object U;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Umean 1;
dimensions [0 1 -1 0 0 0 0];
internalField uniform ($Umean 0 0);
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type outletPhaseMeanVelocity;
alpha alpha.water;
Umean $Umean;
value $internalField;
}
sides
{
type symmetry;
}
atmosphere
{
type pressureInletOutletVelocity;
tangentialVelocity $internalField;
value uniform (0 0 0);
}
hull
{
type fixedValue;
value uniform (0 0 0);
}
}
// ************************************************************************* //

53
tutorials/multiphase/LTSInterFoam/wigleyHull/0/alpha.water.org
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@ -1,53 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
location "0";
object alpha.water;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 0 0 0 0 0 0];
internalField uniform 0;
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type zeroGradient;
}
sides
{
type symmetry;
}
atmosphere
{
type inletOutlet;
inletValue uniform 0;
value $internalField;
}
hull
{
type zeroGradient;
}
}
// ************************************************************************* //

54
tutorials/multiphase/LTSInterFoam/wigleyHull/0/k
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
location "0";
object k;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 2 -2 0 0 0 0];
internalField uniform 0.00015;
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type zeroGradient;
}
sides
{
type symmetry;
}
atmosphere
{
type inletOutlet;
inletValue $internalField;
value $internalField;
}
hull
{
type kqRWallFunction;
value $internalField;
}
}
// ************************************************************************* //

53
tutorials/multiphase/LTSInterFoam/wigleyHull/0/nut
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
location "0";
object nut;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 2 -1 0 0 0 0];
internalField uniform 5e-07;
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type zeroGradient;
}
sides
{
type symmetry;
}
atmosphere
{
type zeroGradient;
}
hull
{
type nutkWallFunction;
value $internalField;
}
}
// ************************************************************************* //

62
tutorials/multiphase/LTSInterFoam/wigleyHull/0/omega
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
object omega;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 0 -1 0 0 0 0];
internalField uniform 2;
boundaryField
{
inlet
{
type fixedValue;
value $internalField;
}
outlet
{
type inletOutlet;
inletValue $internalField;
value $internalField;
}
outlet
{
type zeroGradient;
}
sides
{
type symmetry;
}
atmosphere
{
type inletOutlet;
inletValue $internalField;
value $internalField;
}
hull
{
type omegaWallFunction;
value $internalField;
}
}
// ************************************************************************* //

58
tutorials/multiphase/LTSInterFoam/wigleyHull/0/p_rgh
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
object p_rgh;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [1 -1 -2 0 0 0 0];
internalField uniform 0;
boundaryField
{
inlet
{
type fixedFluxPressure;
value $internalField;
}
outlet
{
type zeroGradient;
}
sides
{
type symmetry;
}
atmosphere
{
type totalPressure;
p0 uniform 0;
U U;
phi phi;
rho rho;
psi none;
gamma 1;
value $internalField;
}
hull
{
type fixedFluxPressure;
value $internalField;
}
}
// ************************************************************************* //

14
tutorials/multiphase/LTSInterFoam/wigleyHull/Allclean
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#!/bin/sh
cd ${0%/*} || exit 1 # run from this directory
# Source tutorial clean functions
. $WM_PROJECT_DIR/bin/tools/CleanFunctions
# remove surface
\rm -f constant/triSurface/wigley-scaled-oriented.stl.gz
cleanCase
rm 0/alpha.water.gz 0/cellLevel.gz 0/pointLevel.gz constant/polyMesh/boundary \
> /dev/null 2>&1
# ----------------------------------------------------------------- end-of-file

20
tutorials/multiphase/LTSInterFoam/wigleyHull/Allrun
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#!/bin/sh
cd ${0%/*} || exit 1 # run from this directory
# Source tutorial run functions
. $WM_PROJECT_DIR/bin/tools/RunFunctions
# copy wigley surface from resources directory
cp $FOAM_TUTORIALS/resources/geometry/wigley-scaled-oriented.stl.gz constant/triSurface/
runApplication blockMesh
runApplication snappyHexMesh -overwrite
if [ ! -e log.transformPoints ]
then
transformPoints -scale '(2 1 1)' > log.transformPoints 2>&1
fi
cp 0/alpha.water.org 0/alpha.water
runApplication setFields
runApplication `getApplication`
# ----------------------------------------------------------------- end-of-file

25
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/RASProperties
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "constant";
object RASProperties;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
RASModel kOmegaSST;
turbulence on;
printCoeffs on;
// ************************************************************************* //

21
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/g
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class uniformDimensionedVectorField;
location "constant";
object g;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
dimensions [0 1 -2 0 0 0 0];
value (0 0 -9.81);
// ************************************************************************* //

82
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/polyMesh/blockMeshDict
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object blockMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
convertToMeters 1;
vertices
(
(-0.75 -0.75 -0.5)
( 1.25 -0.75 -0.5)
( 1.25 0.75 -0.5)
(-0.75 0.75 -0.5)
(-0.75 -0.75 0.0399)
( 1.25 -0.75 0.0399)
( 1.25 0.75 0.0399)
(-0.75 0.75 0.0399)
);
blocks
(
hex (0 1 2 3 4 5 6 7) (40 30 10) simpleGrading (1 1 1)
);
edges
(
);
boundary
(
inlet
{
type patch;
faces
(
(0 4 7 3)
);
}
outlet
{
type patch;
faces
(
(2 6 5 1)
);
}
atmosphere
{
type patch;
faces
(
(4 5 6 7)
);
}
sides
{
type symmetry;
faces
(
(1 5 4 0)
(3 7 6 2)
(0 3 2 1)
);
}
);
// ************************************************************************* //

37
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/transportProperties
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@ -1,37 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "constant";
object transportProperties;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
phases (water air);
water
{
transportModel Newtonian;
nu nu [ 0 2 -1 0 0 0 0 ] 1e-06;
rho rho [ 1 -3 0 0 0 0 0 ] 1000;
}
air
{
transportModel Newtonian;
nu nu [ 0 2 -1 0 0 0 0 ] 1.48e-05;
rho rho [ 1 -3 0 0 0 0 0 ] 1;
}
sigma sigma [ 1 0 -2 0 0 0 0 ] 0;
// ************************************************************************* //

4
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/triSurface/README
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@ -1,4 +0,0 @@
Directory to house tri-surfaces
The Allrun script copies the surface from the $FOAM_TUTORIALS/resources/geometry
directory

21
tutorials/multiphase/LTSInterFoam/wigleyHull/constant/turbulenceProperties
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@ -1,21 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "constant";
object turbulenceProperties;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
simulationType RASModel;
// ************************************************************************* //

49
tutorials/multiphase/LTSInterFoam/wigleyHull/system/controlDict
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object controlDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
application LTSInterFoam;
startFrom startTime;
startTime 0;
stopAt endTime;
endTime 1000;
deltaT 1;
writeControl timeStep;
writeInterval 100;
purgeWrite 0;
writeFormat ascii;
writePrecision 6;
writeCompression compressed;
timeFormat general;
timePrecision 6;
runTimeModifiable yes;
// ************************************************************************* //

33
tutorials/multiphase/LTSInterFoam/wigleyHull/system/decomposeParDict
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object decomposeParDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
numberOfSubdomains 4;
method simple; // Seriously don't actually use this method
simpleCoeffs
{
n ( 2 2 1 );
delta 0.001;
}
distributed no;
roots ( );
// ************************************************************************* //

62
tutorials/multiphase/LTSInterFoam/wigleyHull/system/fvSchemes
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@ -1,62 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object fvSchemes;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
ddtSchemes
{
default localEuler rDeltaT;
}
gradSchemes
{
default Gauss linear;
}
divSchemes
{
div(rhoPhi,U) Gauss linearUpwind grad(U);
div(phi,alpha) Gauss vanLeer;
div(phirb,alpha) Gauss linear;
div(phi,k) Gauss upwind;
div(phi,omega) Gauss upwind;
div((muEff*dev(T(grad(U))))) Gauss linear;
}
laplacianSchemes
{
default Gauss linear corrected;
}
interpolationSchemes
{
default linear;
}
snGradSchemes
{
default corrected;
}
fluxRequired
{
default no;
p_rgh;
pcorr;
alpha.water;
}
// ************************************************************************* //

121
tutorials/multiphase/LTSInterFoam/wigleyHull/system/fvSolution
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/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object fvSolution;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
solvers
{
"alpha.water.*"
{
nAlphaCorr 1;
nAlphaSubCycles 1;
cAlpha 1;
icAlpha 0.25;
MULESCorr yes;
nLimiterIter 8;
alphaApplyPrevCorr true;
solver smoothSolver;
smoother symGaussSeidel;
tolerance 1e-8;
relTol 0;
}
pcorr
{
solver PCG;
preconditioner
{
preconditioner GAMG;
smoother DICGaussSeidel;
agglomerator faceAreaPair;
mergeLevels 1;
nCellsInCoarsestLevel 10;
cacheAgglomeration true;
tolerance 1e-5;
relTol 0;
};
tolerance 1e-5;
relTol 0;
};
p_rgh
{
solver GAMG;
smoother GaussSeidel;
agglomerator faceAreaPair;
mergeLevels 1;
nCellsInCoarsestLevel 10;
cacheAgglomeration true;
tolerance 1e-7;
relTol 0.01;
};
p_rghFinal
{
$p_rgh;
tolerance 1e-7;
relTol 0;
}
"(U|k|omega).*"
{
solver smoothSolver;
smoother GaussSeidel;
nSweeps 1;
tolerance 1e-7;
relTol 0.1;
};
}
PIMPLE
{
momentumPredictor no;
nCorrectors 1;
nNonOrthogonalCorrectors 0;
maxCo 5;
maxAlphaCo 5;
rDeltaTSmoothingCoeff 0.05;
rDeltaTDampingCoeff 0.5;
nAlphaSweepIter 0;
nAlphaSpreadIter 0;
maxDeltaT 1;
}
relaxationFactors
{
fields
{
}
equations
{
".*" 1;
}
}
// ************************************************************************* //

47
tutorials/multiphase/LTSInterFoam/wigleyHull/system/setFieldsDict
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@ -1,47 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
location "system";
object setFieldsDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
defaultFieldValues
(
volScalarFieldValue alpha.water 0
);
regions
(
boxToCell
{
box (-100 -100 -100) (100 100 0);
fieldValues
(
volScalarFieldValue alpha.water 1
);
}
// Set patch values (using ==)
boxToFace
{
box (-100 -100 -100) (100 100 0);
fieldValues
(
volScalarFieldValue alpha.water 1
);
}
);
// ************************************************************************* //

378
tutorials/multiphase/LTSInterFoam/wigleyHull/system/snappyHexMeshDict
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@ -1,378 +0,0 @@
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: dev |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class dictionary;
object snappyHexMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Which of the steps to run
castellatedMesh true;
snap true;
addLayers false;
// Geometry. Definition of all surfaces. All surfaces are of class
// searchableSurface.
// Surfaces are used
// - to specify refinement for any mesh cell intersecting it
// - to specify refinement for any mesh cell inside/outside/near
// - to 'snap' the mesh boundary to the surface
geometry
{
wigley-scaled-oriented.stl
{
type triSurfaceMesh;
name hull;
patchInfo
{
type wall;
}
}
box1
{
type searchableBox;
min (-1 -0.5 -0.25);
max ( 1 0.5 1 );
}
box2
{
type searchableBox;
min (-1 -0.2 -0.15);
max ( 0.75 0.2 1);
}
box3
{
type searchableBox;
min (-10 -10 -0.03);
max ( 10 10 1);
}
};
// Settings for the castellatedMesh generation.
castellatedMeshControls
{
// Refinement parameters
// ~~~~~~~~~~~~~~~~~~~~~
// If local number of cells is >= maxLocalCells on any processor
// switches from from refinement followed by balancing
// (current method) to (weighted) balancing before refinement.
maxLocalCells 100000;
// Overall cell limit (approximately). Refinement will stop immediately
// upon reaching this number so a refinement level might not complete.
// Note that this is the number of cells before removing the part which
// is not 'visible' from the keepPoint. The final number of cells might
// actually be a lot less.
maxGlobalCells 2000000;
// The surface refinement loop might spend lots of iterations refining just a
// few cells. This setting will cause refinement to stop if <= minimumRefine
// are selected for refinement. Note: it will at least do one iteration
// (unless the number of cells to refine is 0)
minRefinementCells 0;
// Number of buffer layers between different levels.
// 1 means normal 2:1 refinement restriction, larger means slower
// refinement.
nCellsBetweenLevels 3;
// Explicit feature edge refinement
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Specifies a level for any cell intersected by its edges.
// This is a featureEdgeMesh, read from constant/triSurface for now.
features
(
// {
// file "wigley-scaled.eMesh";
// level 3;
// }
);
// Surface based refinement
// ~~~~~~~~~~~~~~~~~~~~~~~~
// Specifies two levels for every surface. The first is the minimum level,
// every cell intersecting a surface gets refined up to the minimum level.
// The second level is the maximum level. Cells that 'see' multiple
// intersections where the intersections make an
// angle > resolveFeatureAngle get refined up to the maximum level.
refinementSurfaces
{
hull
{
// Surface-wise min and max refinement level
level (3 3);
}
}
resolveFeatureAngle 45;
// Region-wise refinement
// ~~~~~~~~~~~~~~~~~~~~~~
// Specifies refinement level for cells in relation to a surface. One of
// three modes
// - distance. 'levels' specifies per distance to the surface the
// wanted refinement level. The distances need to be specified in
// descending order.
// - inside. 'levels' is only one entry and only the level is used. All
// cells inside the surface get refined up to the level. The surface
// needs to be closed for this to be possible.
// - outside. Same but cells outside.
refinementRegions
{
box1
{
mode inside;
levels ((1e15 1));
}
box2
{
mode inside;
levels ((1e15 2));
}
box3
{
mode inside;
levels ((1e15 2));
}
}
// Mesh selection
// ~~~~~~~~~~~~~~
// After refinement patches get added for all refinementSurfaces and
// all cells intersecting the surfaces get put into these patches. The
// section reachable from the locationInMesh is kept.
// NOTE: This point should never be on a face, always inside a cell, even
// after refinement.
locationInMesh (-0.7 0 0);
// Whether any faceZones (as specified in the refinementSurfaces)
// are only on the boundary of corresponding cellZones or also allow
// free-standing zone faces. Not used if there are no faceZones.
allowFreeStandingZoneFaces true;
}
// Settings for the snapping.
snapControls
{
//- Number of patch smoothing iterations before finding correspondence
// to surface
nSmoothPatch 3;
//- Relative distance for points to be attracted by surface feature point
// or edge. True distance is this factor times local
// maximum edge length.
// tolerance 4.0;
tolerance 1.0;
//- Number of mesh displacement relaxation iterations.
nSolveIter 300;
//- Maximum number of snapping relaxation iterations. Should stop
// before upon reaching a correct mesh.
nRelaxIter 5;
}
// Settings for the layer addition.
addLayersControls
{
// Are the thickness parameters below relative to the undistorted
// size of the refined cell outside layer (true) or absolute sizes (false).
relativeSizes true;
// Per final patch (so not geometry!) the layer information
layers
{
hull
{
nSurfaceLayers 1;
}
}
// Expansion factor for layer mesh
expansionRatio 1.0;
// Wanted thickness of final added cell layer. If multiple layers
// is the thickness of the layer furthest away from the wall.
// See relativeSizes parameter.
finalLayerThickness 0.3;
// Minimum thickness of cell layer. If for any reason layer
// cannot be above minThickness do not add layer.
// See relativeSizes parameter.
minThickness 0.25;
// If points get not extruded do nGrow layers of connected faces that are
// also not grown. This helps convergence of the layer addition process
// close to features.
// Note: changed(corrected) w.r.t 17x! (didn't do anything in 17x)
nGrow 0;
// Advanced settings
// When not to extrude surface. 0 is flat surface, 90 is when two faces
// are perpendicular
featureAngle 60;
// Maximum number of snapping relaxation iterations. Should stop
// before upon reaching a correct mesh.
nRelaxIter 5;
// Number of smoothing iterations of surface normals
nSmoothSurfaceNormals 1;
// Number of smoothing iterations of interior mesh movement direction
nSmoothNormals 3;
// Smooth layer thickness over surface patches
nSmoothThickness 10;
// Stop layer growth on highly warped cells
maxFaceThicknessRatio 0.5;
// Reduce layer growth where ratio thickness to medial
// distance is large
maxThicknessToMedialRatio 0.3;
// Angle used to pick up medial axis points
// Note: changed(corrected) w.r.t 17x! 90 degrees corresponds to 130 in 17x.
minMedianAxisAngle 90;
// Create buffer region for new layer terminations
nBufferCellsNoExtrude 0;
// Overall max number of layer addition iterations. The mesher will exit
// if it reaches this number of iterations; possibly with an illegal
// mesh.
nLayerIter 50;
// Max number of iterations after which relaxed meshQuality controls
// get used. Up to nRelaxIter it uses the settings in meshQualityControls,
// after nRelaxIter it uses the values in meshQualityControls::relaxed.
nRelaxedIter 20;
}
// Generic mesh quality settings. At any undoable phase these determine
// where to undo.
meshQualityControls
{
//- Maximum non-orthogonality allowed. Set to 180 to disable.
maxNonOrtho 65;
//- Max skewness allowed. Set to <0 to disable.
maxBoundarySkewness 20;
maxInternalSkewness 4;
//- Max concaveness allowed. Is angle (in degrees) below which concavity
// is allowed. 0 is straight face, <0 would be convex face.
// Set to 180 to disable.
maxConcave 80;
//- Minimum pyramid volume. Is absolute volume of cell pyramid.
// Set to a sensible fraction of the smallest cell volume expected.
// Set to very negative number (e.g. -1E30) to disable.
minVol 1e-13;
//- Minimum quality of the tet formed by the face-centre
// and variable base point minimum decomposition triangles and
// the cell centre. Set to very negative number (e.g. -1E30) to
// disable.
// <0 = inside out tet,
// 0 = flat tet
// 1 = regular tet
minTetQuality 1e-30;
//- Minimum face area. Set to <0 to disable.
minArea -1;
//- Minimum face twist. Set to <-1 to disable. dot product of face normal
//- and face centre triangles normal
minTwist 0.05;
//- minimum normalised cell determinant
//- 1 = hex, <= 0 = folded or flattened illegal cell
minDeterminant 0.001;
//- minFaceWeight (0 -> 0.5)
minFaceWeight 0.05;
//- minVolRatio (0 -> 1)
minVolRatio 0.01;
//must be >0 for Fluent compatibility
minTriangleTwist -1;
//- if >0 : preserve single cells with all points on the surface if the
// resulting volume after snapping (by approximation) is larger than
// minVolCollapseRatio times old volume (i.e. not collapsed to flat cell).
// If <0 : delete always.
//minVolCollapseRatio 0.5;
// Advanced
//- Number of error distribution iterations
nSmoothScale 4;
//- amount to scale back displacement at error points
errorReduction 0.75;
// Optional : some meshing phases allow usage of relaxed rules.
// See e.g. addLayersControls::nRelaxedIter.
relaxed
{
//- Maximum non-orthogonality allowed. Set to 180 to disable.
maxNonOrtho 75;
}
}
// Advanced
// Merge tolerance. Is fraction of overall bounding box of initial mesh.
// Note: the write tolerance needs to be higher than this.
mergeTolerance 1E-6;
// ************************************************************************* //